EP 3617776 B1 20230607 - LIGHT SOURCE AND ILLUMINATING DEVICE
Title (en)
LIGHT SOURCE AND ILLUMINATING DEVICE
Title (de)
LICHTQUELLE UND BELEUCHTUNGSVORRICHTUNG
Title (fr)
SOURCE DE LUMIÈRE ET DISPOSITIF D'ÉCLAIRAGE
Publication
Application
Priority
- CN 201710272056 A 20170424
- CN 2017113639 W 20171129
Abstract (en)
[origin: US2019281683A1] A light source and a lighting device are provided. The light source includes a light emitting element configured to emit light and a light transmittance adjustment layer located on a light emitting surface of the light emitting element, and light transmittance of the light transmittance adjustment layer is adjustable.
IPC 8 full level
G02B 26/02 (2006.01); H01L 33/44 (2010.01); H01L 33/58 (2010.01); H05B 47/11 (2020.01)
CPC (source: CN EP US)
F21S 2/00 (2013.01 - CN); F21V 23/003 (2013.01 - CN); F21V 23/0464 (2013.01 - CN); G02B 26/026 (2013.01 - EP); G02F 1/01 (2013.01 - US); H01L 33/38 (2013.01 - US); H01L 33/44 (2013.01 - EP US); H01L 33/58 (2013.01 - US); H05B 47/11 (2020.01 - US); H01L 33/58 (2013.01 - EP); H05B 47/11 (2020.01 - EP); Y02B 20/40 (2013.01 - EP)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
US 10785851 B2 20200922; US 2019281683 A1 20190912; CN 108916688 A 20181130; CN 108916688 B 20200818; EP 3617776 A1 20200304; EP 3617776 A4 20210106; EP 3617776 B1 20230607; WO 2018196374 A1 20181101
DOCDB simple family (application)
US 201716066785 A 20171129; CN 201710272056 A 20170424; CN 2017113639 W 20171129; EP 17901338 A 20171129